Market open · Delayed intraday data · 2:35 PM ET
Last update: Sep 22, 2026, 2:33 PM ET
Onto Innovation Inc.
$282.13 2.23% today
Market Open

Why Onto Innovation Inc. (ONTO) stock moved

Updated Sep 22, 2026

Onto Innovation Inc. (ONTO) shares rose 2.2% to $282.13 as of September 22, 2026, a modest gain from the prior close of $275.98. BestStocks flagged the session as a major change for ONTO. Below, we break down what changed for ONTO, why it matters for investors, how the stock reacted, and the catalysts on the calendar.

What happened

ONTO climbed 2.2% to $282.13

ONTO rose 2.2% in its latest session, moving from $275.98 to $282.13.

ValuationWeak confidence
Rel. volume
0.4×
Below Avg
Vs peers
No comparable peers
Market cap
$14.0B
New York Stock Exchange
Analyst target
$386
+36.7% vs price
Price chart
Sep 22
Not enough price data.
E earnings
F filing
A analyst
V/N other
click a marker to highlight
Change events — click to jump to details

What it means for Onto Innovation Inc. investors

For Onto Innovation Inc. investors, the recent signals are mixed, leaving the near-term picture neutral / mixed. On the constructive side: Positive 2.2% session move; Onto Innovation shares rallied 6.28% to $268.32 as part of a broader semiconductor equipment sector surge driven by renewed AI infrastructure spending optimism, according to Perplexity. Weighing against that: Onto Innovation Inc. (ONTO) declined 4.39% to $255.47 intraday, though no specific company-driven catalyst was identified in available sources as of this intraday snapshot; Onto Innovation Inc. (ONTO) moved -6.96% from $313.16 to $291.35 on 2026-08-10. Wall Street's consensus price target sits at $385.56, implying +36.7% upside from $282.13. BestStocks rates the overall signal quality weak (39/100). With earnings roughly 44 days out, the next report is the most likely near-term test of the move.

ONTO price reaction

ONTO last traded at $282.13, up $6.15 (+2.23%) from the previous close of $275.98. The session traded on 0.4× average volume (below avg), so participation was unremarkable.

Bullish and bearish analyst opinions on Onto Innovation Inc. (ONTO)

The consensus analyst price target on Onto Innovation Inc. (ONTO) is $385.56, 36.7% above the recent $282.13. Over the past 90 days analysts logged 0 upgrades, 5 maintains, and 0 downgrades. Here is how the bullish and bearish cases on ONTO line up.

The bullish case

  • Wall Street's consensus price target of $385.56 implies +36.7% upside from $282.13.
  • The Street's most bullish target is $450.00 (+59.5%).
  • Positive 2.2% session move.
  • Onto Innovation shares rallied 6.28% to $268.32 as part of a broader semiconductor equipment sector surge driven by renewed AI infrastructure spending optimism, according to Perplexity.
  • Positive price momentum.

The bearish case

  • Onto Innovation Inc. (ONTO) declined 4.39% to $255.47 intraday, though no specific company-driven catalyst was identified in available sources as of this intraday snapshot.
  • Onto Innovation fell 8.00% to $280.35 amid broader semiconductor-sector profit-taking and concerns that AI-spending expectations are becoming difficult to exceed, according to web sources.
Bull vs bear balanceNeutral / Mixed
BearishNeutralBullish

Weighing both sides, BestStocks' composite read of recent signals is roughly balanced, as the bull-versus-bear meter above shows. This is an educational summary of the bull and bear case, not investment advice.

Analyst price targets and ratings are FMP consensus figures as of Sep 22, 2026; other aggregators may differ. High and low targets show the range of estimates, not forecasts.

Analyst expectations
Consensus target: $386+36.7%
= 5 maintains
Morgan Stanley maintained Overweight · 2026-09-08
SEC filings watch
No recent filings
Peer context
ONTO+2.2%

Previous notable changes for ONTO

Valuation2026-09-14via Yahoo Finance
Onto Innovation fell 9.51% to $254.51 intraday, though the specific catalyst is not detailed in available sources as of this intraday check. Volume stands at 342,728 shares (0.75x typical for this point in the session), indicating steady but not elevated trading activity.
Activity2026-09-04via Yahoo Finance
Onto Innovation shares rallied 6.28% to $268.32 as part of a broader semiconductor equipment sector surge driven by renewed AI infrastructure spending optimism, according to Perplexity. The move follows strong earnings from CoreWeave and Super Micro, with tailwinds from continued demand for ONTO's Dragonfly inspection and metrology platforms used in AI high-bandwidth memory and advanced packaging applications.
Risk2026-09-01via Yahoo Finance
Onto Innovation Inc. (ONTO) declined 4.39% to $255.47 intraday, though no specific company-driven catalyst was identified in available sources as of this intraday snapshot. Volume remains subdued at 0.46x the time-adjusted expected level, suggesting limited conviction behind the move.
Valuation2026-08-28via Yahoo Finance
Onto Innovation declined 6.20% to $274.48 amid profit-taking in semiconductor equipment following the stock's strong August rally (+12.99% for the month) and robust Q2 earnings reported in early August, according to the web catalyst. Volume of 396,831 shares tracked at 0.67x the expected average for this time of day, suggesting below-average participation.
Upcoming catalysts & outlook
Next earnings
2026-11-05 (est.)
in 44 days
Thesis shift
Neutral / Mixed
bearish signal
Risk level
High
from change events

Frequently asked questions about ONTO

Why did Onto Innovation Inc. (ONTO) stock move?

ONTO rose 2.2% to $282.13. No single company-specific catalyst was confirmed during the move window, and it looks technical.

How much did ONTO stock rise?

ONTO gained 2.23% ($6.15) versus the prior close of $275.98, last trading at $282.13 on 0.4× average volume.

When is Onto Innovation Inc.'s next earnings date?

ONTO's next earnings report is estimated for 2026-11-05 — about 44 days away.

What is the analyst price target for ONTO?

The consensus analyst price target for ONTO is $385.56, about 36.7% above the current $282.13. Over the past 90 days, analysts recorded 0 upgrades, 5 maintains, and 0 downgrades.

How BestStocks tracks ONTO

This page is generated automatically by BestStocks' change-detection system after its price and volume cleared ONTO-specific materiality thresholds, triggering an evidence check. It draws on 20 tracked change events for ONTO, cross-checked against the data sources listed below. Price, volume, and market-capitalization figures are the live intraday quote as of September 22, 2026 and refresh as new information is detected; for companies with multiple share classes, market-cap figures can differ by data source. Analyst price targets and ratings are FMP consensus. This is an educational summary of what changed and why — not personalized investment advice.

Data sources
FMP real-time & historical price dataFMP earnings & estimatesAnalyst ratings & price targets (FMP)Earnings calendar (FMP)
Educational research tool — not personalized investment advice. Data may be delayed.